:root{--brand-orange:#f7931e;--brand-orange-dark:#d97706;--brand-navy:#00265c;--brand-navy-dark:#001a3d;--brand-blue:#0b5ed7;--brand-blue-light:#e8f0fb;--ink:#1b2430;--ink-muted:#55616f;--ink-faint:#7b8794;--rule:#e2e7ee;--surface:#ffffff;--surface-sunken:#f6f8fb;--measure:68ch;--page-max:1200px;--step--1:clamp(0.8rem,0.77rem + 0.14vw,0.875rem);--step-0:clamp(0.95rem,0.91rem + 0.19vw,1.05rem);--step-1:clamp(1.15rem,1.08rem + 0.32vw,1.35rem);--step-2:clamp(1.4rem,1.28rem + 0.58vw,1.8rem);--step-3:clamp(1.75rem,1.5rem + 1.05vw,2.5rem);--radius:8px;--shadow-sm:0 1px 2px rgba(16,32,56,0.06);--shadow-md:0 4px 16px rgba(16,32,56,0.09)}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:6rem}body{margin:0;background:var(--surface);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:var(--step-0);line-height:1.65;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto}a{color:var(--brand-blue);text-decoration:none}a:focus-visible,a:hover{text-decoration:underline}:focus-visible{outline:3px solid var(--brand-orange);outline-offset:2px;border-radius:3px}h1,h2,h3{color:var(--brand-navy);line-height:1.2;text-wrap:balance;margin:0 0 .5em}h1{font-size:var(--step-3)}h2{font-size:var(--step-2)}h3{font-size:var(--step-1)}p{margin:0 0 1em}.skip-link{position:absolute;left:-9999px;top:0;z-index:100;padding:.75rem 1.25rem;background:var(--brand-navy);color:#fff}.skip-link:focus{left:0}.shell{width:100%;max-width:var(--page-max);margin-inline:auto;padding-inline:clamp(1rem,4vw,2rem)}.page-body{min-height:60vh}.utility-bar{background:var(--brand-navy);color:#cdd9ea;font-size:var(--step--1)}.utility-bar .shell{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;align-items:center;justify-content:space-between;min-height:2.25rem}.utility-bar a{color:#cdd9ea}.utility-bar a:hover{color:#fff}.utility-bar__lead{color:var(--brand-orange);font-weight:600}.utility-bar__links{display:flex;flex-wrap:wrap;gap:.35rem 1rem;list-style:none;margin:0;padding:0}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:40;background:var(--surface);border-bottom:3px solid var(--brand-orange);box-shadow:var(--shadow-sm)}.site-header .shell{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding-block:.75rem}.site-header__logo{display:inline-flex;flex-shrink:0}.site-header__logo img{width:auto;height:52px}.primary-nav{display:flex;gap:.25rem;list-style:none;margin:0;padding:0;flex-wrap:wrap}.primary-nav a{display:block;padding:.5rem .7rem;border-radius:var(--radius);color:var(--brand-navy);font-size:var(--step--1);font-weight:600;white-space:nowrap}.primary-nav a:hover,.primary-nav a[aria-current=page]{background:var(--brand-blue-light);text-decoration:none}.primary-nav a[aria-current=page]{color:var(--brand-blue)}.nav-toggle{display:none;align-items:center;gap:.5rem;padding:.55rem .85rem;border:1px solid var(--rule);border-radius:var(--radius);background:var(--surface);color:var(--brand-navy);font:inherit;font-size:var(--step--1);font-weight:600;cursor:pointer}@media (max-width:900px){.nav-toggle{display:inline-flex}.primary-nav{display:none;position:absolute;inset-inline:0;top:100%;flex-direction:column;gap:0;padding:.5rem;background:var(--surface);border-bottom:1px solid var(--rule);box-shadow:var(--shadow-md)}.primary-nav[data-open=true]{display:flex}.primary-nav a{padding:.75rem}}.hero{background-color:var(--surface-sunken);background-image:linear-gradient(95deg,#fff,#fff 48%,rgba(255,255,255,.6) 62%,rgba(255,255,255,0) 80%),url(/image/ringindia.jpg);background-position:50%,100%;background-size:cover,min(50%,620px) auto;background-repeat:no-repeat,no-repeat;border-bottom:1px solid var(--rule)}.hero .shell{padding-block:clamp(2rem,6vw,4rem)}.hero__inner{max-width:min(62ch,52%)}@media (max-width:980px){.hero__inner{max-width:62ch}}.hero h1{font-size:var(--step-3)}.hero__lede{font-size:var(--step-1);color:var(--ink-muted);max-width:var(--measure)}.hero__actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem}@media (max-width:780px){.hero{background-image:none}}.button{display:inline-block;padding:.7rem 1.4rem;border:2px solid transparent;border-radius:var(--radius);font-size:var(--step-0);font-weight:600;text-decoration:none;cursor:pointer;font-family:inherit}.button--primary{background:var(--brand-orange);border-color:var(--brand-orange);color:#26160a}.button--primary:hover:not(:disabled){background:var(--brand-orange-dark);border-color:var(--brand-orange-dark);color:#fff;text-decoration:none}.button--secondary{background:transparent;border-color:var(--brand-navy);color:var(--brand-navy)}.button--secondary:hover{background:var(--brand-navy);color:#fff;text-decoration:none}.button:disabled{opacity:.55;cursor:not-allowed}.section{padding-block:clamp(2rem,5vw,3.5rem)}.section--sunken{background:var(--surface-sunken);border-block:1px solid var(--rule)}.section__intro{max-width:var(--measure);color:var(--ink-muted)}.pill-list{display:flex;flex-wrap:wrap;gap:.6rem;list-style:none;margin:1.5rem 0 0;padding:0}.pill-list a{display:block;padding:.5rem 1rem;border:1px solid var(--rule);border-radius:999px;background:var(--surface);color:var(--brand-navy);font-size:var(--step--1);font-weight:600}.pill-list a:hover{border-color:var(--brand-orange);background:var(--brand-orange);color:#26160a;text-decoration:none}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));grid-gap:1.25rem;gap:1.25rem;margin-top:2rem;list-style:none;padding:0}.lead-card{display:flex;flex-direction:column;padding:1.35rem;background:var(--surface);border:1px solid var(--rule);border-top:3px solid var(--brand-orange);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:box-shadow .15s ease,transform .15s ease}.lead-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.lead-card h3{margin-bottom:.4rem;font-size:var(--step-1)}.lead-card h3 a:after{content:"";position:absolute;inset:0}.lead-card{position:relative}.lead-card p{color:var(--ink-muted);font-size:var(--step--1);margin-bottom:1rem}.lead-card__cta{margin-top:auto;color:var(--brand-orange-dark);font-size:var(--step--1);font-weight:600}@media (prefers-reduced-motion:reduce){.lead-card{transition:none}.lead-card:hover{transform:none}html{scroll-behavior:auto}}.page-banner{height:90px;background:url(/image/header.jpg) 50%/cover no-repeat;border-block:1px solid #ebd68d}.inner-layout{display:grid;grid-template-columns:minmax(240px,280px) 1fr;grid-gap:clamp(1.5rem,4vw,3rem);gap:clamp(1.5rem,4vw,3rem);padding-block:2rem 3rem;align-items:start}@media (max-width:900px){.inner-layout{grid-template-columns:1fr}}.sidebar{font-size:var(--step--1)}@media (max-width:900px){.sidebar{order:2;border-top:1px solid var(--rule);padding-top:1.5rem}}.sidebar__group+.sidebar__group{margin-top:1.5rem}.sidebar__title{margin:0 0 .5rem;color:var(--brand-navy);font-size:var(--step--1);font-weight:700;text-transform:uppercase;letter-spacing:.04em}.sidebar__links{list-style:none;margin:0;padding:0;border-left:2px solid var(--rule)}.sidebar__links a{display:block;padding:.3rem 0 .3rem .75rem;margin-left:-2px;border-left:2px solid transparent;color:var(--ink-muted)}.sidebar__links a:hover,.sidebar__links a[aria-current=page]{border-left-color:var(--brand-orange);color:var(--brand-blue);text-decoration:none}.breadcrumb{font-size:var(--step--1);color:var(--ink-faint);margin-bottom:1rem}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;margin:0;padding:0}.breadcrumb li+li:before{content:"›";margin-right:.4rem;color:var(--brand-orange)}.prose{max-width:var(--measure)}.prose>:first-child{margin-top:0}.prose li,.prose p{color:var(--ink)}.prose b,.prose h2,.prose h3,.prose strong+br+*{color:var(--brand-navy)}.prose b,.prose strong{font-weight:700}.prose ol,.prose ul{padding-left:1.25rem;margin:0 0 1em}.prose li{margin-bottom:.35em}.prose table{width:100%;border-collapse:collapse;margin-bottom:1.5em;font-size:var(--step--1)}.prose td,.prose th{padding:.6rem .75rem;border:1px solid var(--rule);text-align:left;vertical-align:top}.prose th{background:var(--surface-sunken);color:var(--brand-navy)}.prose__scroll{overflow-x:auto}.prose img{border-radius:var(--radius);margin-block:.5rem}.prose hr{border:0;border-top:1px solid var(--rule);margin-block:2rem}.mailto-cta{max-width:34rem;margin-top:1.75rem;padding:1.5rem;background:var(--surface-sunken);border:1px solid var(--rule);border-left:3px solid var(--brand-orange);border-radius:var(--radius)}.mailto-cta__label{margin:0 0 .25rem;color:var(--ink-faint);font-size:var(--step--1);font-weight:600;text-transform:uppercase;letter-spacing:.04em}.mailto-cta__address{display:block;margin-bottom:1.25rem;color:var(--brand-navy);font-size:var(--step-1);font-weight:700;overflow-wrap:anywhere}.mailto-cta .form__hint{margin-bottom:0}.form__hint{margin-top:.6rem;color:var(--ink-faint);font-size:var(--step--1)}.contact-grid{display:grid;grid-template-columns:1fr minmax(240px,320px);grid-gap:clamp(1.5rem,4vw,3rem);gap:clamp(1.5rem,4vw,3rem);align-items:start}@media (max-width:780px){.contact-grid{grid-template-columns:1fr}}.contact-panel{padding:1.5rem;background:var(--surface-sunken);border:1px solid var(--rule);border-radius:var(--radius);font-size:var(--step--1)}.contact-panel h2{font-size:var(--step-1);margin-top:0}.contact-panel dt{color:var(--ink-faint);font-weight:600;margin-top:.85rem}.contact-panel dd{margin:.15rem 0 0;color:var(--ink)}.sitemap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));grid-gap:2rem;gap:2rem;margin-top:2rem}.sitemap-grid ul{list-style:none;margin:0;padding:0;font-size:var(--step--1)}.sitemap-grid li{margin-bottom:.35rem}.site-footer{margin-top:3rem;background:var(--brand-navy);color:#b9c7dc;font-size:var(--step--1)}.site-footer a{color:#dbe5f2}.site-footer a:hover{color:#fff}.site-footer__main{padding-block:2.5rem;border-bottom:1px solid rgba(255,255,255,.12)}.site-footer__links{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;list-style:none;margin:0;padding:0}.site-footer__meta{display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;align-items:center;justify-content:space-between;padding-block:1.25rem;color:#8fa2bd}.site-footer__legal{display:flex;flex-wrap:wrap;gap:.5rem 1rem;list-style:none;margin:0;padding:0}.notfound{padding-block:clamp(3rem,10vw,6rem);text-align:center}.notfound__actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center;margin-top:1.5rem}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}